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Finding the Fourth Proportional to 117,755.62, 176,630.15 and 37,792.95

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Solution

The fourth proportional to 117,755.62, 176,630.15 and 37,792.95 is: 56,688.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,755.62 : 176,630.15 = 37,792.95 : x
  2. Step 2: Convert to fraction form
    117,755.62/176,630.15 = 37,792.95/x
  3. Step 3: Cross multiply
    117,755.62x = 176,630.15 × 37,792.95
  4. Step 4: Simplify right side
    117,755.62x = 6,675,373,593.55
  5. Step 5: Solve for x
    x = 6,675,373,593.55/117,755.62
  6. Step 6: Final answer
    x = 56,688.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.